Ht46r22/ht46c22 - A/d Type 8-bit Mcu

Part No :
HT46R22 pinout
File Size : 54 KB
Pages : 47 Pages

Other Part Numbers in this pdf file

Holtek Semiconductor Inc.

find HT46R22 datasheet
HT46R22 pinout,HT46R22 pin diagram
HT46R22 HT46C22
Block Diagram
P A 5 /IN T
In te rru p t
C ir c u it
S T A C K
P ro g ra m
R O M
P ro g ra m
C o u n te r
IN T C
T M R C
T M R
P A 3 /P F D
M
U
P r e s c a le r
X
P A 4 /T M R
f
S
Y S
P A 4
f
S
Y S
/4
In s tr u c tio n
R e g is te r
M P
M
U
X
D A T A
M e m o ry
W D T
P r e s c a le r
P W M
P D C
P D
P o rt D
W D T
M
U
X
R C
O S C
P D 0 /P W M
In s tr u c tio n
D e c o d e r
A L U
T im in g
G e n e ra to r
M U X
8 -C h a n n e l
A /D C o n v e rte r
S T A T U S
P B C
P B
S h ifte r
P A 3 , P A 5
P o rt B
P B 0 /A N 0 ~
P B 7 /A N 7
P A
P A
P A
P A
P A
P A
0 ~ P
3 /P
4 /T
5 /IN
6 /S
7 /S
A 2
F D
M R
T
D A
C L
P A C
O S C 2
O S
R E
V D
V S
S
S
D
C 1
A C C
L V R
2
P o rt A
P A
I C B u s
S la v e M o d e
P C
P C C
P o rt C
P C 0 ~ P C 1
Pin Assignment
P B 5 /A N 5
1
2
3
4
5
6
7
8
9
1 0
1 1
1 2
P B 4 /A N 4
P A 3 /P F D
P A 2
P A 1
P A 0
P B 3 /A N 3
P B 2 /A N 2
P B 1 /A N 1
P B 0 /A N 0
V S S
P C 0
2 4
2 3
2 2
2 1
2 0
1 9
1 8
1 7
1 6
1 5
1 4
1 3
P B 6 /A N 6
P B 7 /A N 7
P A 4 /T M R
P A 5 /IN T
P A 6 /S D A
P A 7 /S C L
O S C 2
O S C 1
V D D
R E S
P D 0 /P W M
P C 1
H T 4 6 R 2 2 /H T 4 6 C 2 2
2 4 S K D IP -A /S O P -A
Rev. 2.00
2
November 23, 2005